Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753590AbYFKKCu (ORCPT ); Wed, 11 Jun 2008 06:02:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756107AbYFKKCj (ORCPT ); Wed, 11 Jun 2008 06:02:39 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:1490 "EHLO spitz.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751277AbYFKKCi (ORCPT ); Wed, 11 Jun 2008 06:02:38 -0400 Date: Sun, 8 Jun 2008 16:21:06 +0200 From: Pavel Machek To: Alexey Starikovskiy Cc: Justin Mattock , Andrew Morton , "Rafael J. Wysocki" , Linux Kernel Mailing List , linux-acpi@vger.kernel.org Subject: Re: ACPI: EC: GPE storm detected, disabling EC GPE Message-ID: <20080608142106.GD4739@ucw.cz> References: <20080606235526.783acc83.akpm@linux-foundation.org> <484AE148.6000204@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <484AE148.6000204@suse.de> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1355 Lines: 42 Hi! On Sat 2008-06-07 23:28:08, Alexey Starikovskiy wrote: > Justin Mattock wrote: > >On Sat, Jun 7, 2008 at 6:55 AM, Andrew Morton > >This issue just recently started, 2.6.25-rc9 and below > >don't give me > >this message. > > > Yes, the problem which we are fighting here is that > almost all Acer notebooks come with > broken EC. It sends interrupts not regarding the fact > that we already ACKed it. > It comes unnoticed on almost all machines (some notice > laggy keyboard, because it's the same controller after > all and it's busy with sending ACPI interrupts and then > providing same status byte over and over), but on some > machines keystrokes become missing, which is not > tolerable (#9998). But the acer workaround breaks other machines, right? So what about a) use dmi blacklist for acers? or b) if EC storm is detected print message telling 'please pass ec_polled=true if you experience keyboard problems', but do nothing else? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/